This study is an exploratory study on factors influencing participation in lifelong learning circles. As the influencing factors, personal factors, environmental factors, social factors, community participation and learner competence factors were set and analyzed. The purpose of this study is to find basic data and implications that can activate the participation of community lifelong learning circles. For this purpose, 1,302 adult learners of 61 lifelong educational institutions in Korea were analyzed using logistic regression analysis. The results are as follow. Learner participation group is higher than non - participation group in terms of learner type, duration of lifelong learning, perception of lifelong education policy, management characteristics of lifelong education institution, academic and social interaction with instructor and learner, community participation and learner competence. First, the personal factors influencing participation in the first lifelong learning circle are the type of adult learners and the duration of participation in lifelong learning. Second, the environmental factors are the existence of lifelong learning cities, the characteristics of management of lifelong educational institutions, the number of teachers and lecturers, and the number of classrooms. Third, social factors are social relations among learners, community participation and learner competence. Community involvement and learner competency factors are community involvement, self - directed learning, problem - solving skills, and interpersonal skills. Based on the results of the study, I proposed a plan to expand participation in learning circles. In other words, it is the continuation of learning participation and improvement of learning environment, development of self-resilience and capacity of community residents, and practice of result of participation in learning circle. These include ways to positively impact the lifelong learning of the community and the lives of learners. This study is expected to contribute to the development of lifelong learning as well as the participation and activation of lifelong learning circles in the community.